Re: Q: Can we get rid of __copy_siginfo_to_user32?

2018-04-10 Thread Andy Lutomirski
> On Apr 10, 2018, at 6:26 PM, Eric W. Biederman wrote: > > > Andy, > > I am looking at copy_siginfo_to_user32 and find it very unfortunate > that x86 with _sigchld_x32 needs to be the odd man out. I am looking > at ways to simplify the special case. > > The core of the special case comes from: >

Q: Can we get rid of __copy_siginfo_to_user32?

2018-04-10 Thread Eric W. Biederman
Andy, I am looking at copy_siginfo_to_user32 and find it very unfortunate that x86 with _sigchld_x32 needs to be the odd man out. I am looking at ways to simplify the special case. The core of the special case comes from: exit_to_usermode_loop do_signal handle_signal setup_rt_frame